Proof Elevation rifle, 24 " barrel, 1-9. Worked up a ladder showing a safe load in my rifle. 199 Hammer, ADG Brass, 80 grains H1000, Federal LRM, 20 thousandths off the rifling. 3081 average velocity, 1/2 moa accuracy or better. Start at a lower charge and work up to a safe level in your rifle.